Finding the Fourth Proportional to 1,499,579.40, 2,245,869.90 and 1,469,512.20

Step by Step Solution

1. Step 1: Write the proportion equation
   1,499,579.40 : 2,245,869.90 = 1,469,512.20 : x
2. Step 2: Convert to fraction form
   1,499,579.40/2,245,869.90 = 1,469,512.20/x
3. Step 3: Cross multiply
   1,499,579.40x = 2,245,869.90 × 1,469,512.20
4. Step 4: Simplify right side
   1,499,579.40x = 3,300,333,217,662.78
5. Step 5: Solve for x
   x = 3,300,333,217,662.78/1,499,579.40
6. Step 6: Final answer
   x = 2,200,839.26